通氣管堵與下水道堵還是能分辨出來的,馬桶放水時臨近的p trap水會被抽幹,girdling,打嗝聲並伴有下水道臭味
所有跟帖:
• 嗯,有道理,有機會到房頂堵一次看看。 -狗順兒爹- ♂ (0 bytes) () 02/15/2018 postreply 17:09:13
• 嗯,有道理,有機會到房頂堵一次看看。 -狗順兒爹- ♂ (0 bytes) () 02/15/2018 postreply 17:09:13
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